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10212045130405 = 519712575891117
BaseRepresentation
bin1001010010011010110101…
…0100101000101010100101
31100011021001222112221221201
42110212231110220222211
52314303232023133110
633415203200042501
72102536666251466
oct224465524505245
940137058487851
1010212045130405
1132879a4280a48
12118b1b5303431
13590cb7a80ca1
142743a0c18d6d
1512a98aa9eb3a
hex949ad528aa5

10212045130405 has 32 divisors (see below), whose sum is σ = 13132008956160. Its totient is φ = 7600953507840.

The previous prime is 10212045130373. The next prime is 10212045130487. The reversal of 10212045130405 is 50403154021201.

It is not a de Polignac number, because 10212045130405 - 25 = 10212045130373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1212094 + ... + 4679023.

It is an arithmetic number, because the mean of its divisors is an integer number (410375279880).

Almost surely, 210212045130405 is an apocalyptic number.

It is an amenable number.

10212045130405 is a deficient number, since it is larger than the sum of its proper divisors (2919963825755).

10212045130405 is a wasteful number, since it uses less digits than its factorization.

10212045130405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5891469.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 10212045130405 its reverse (50403154021201), we get a palindrome (60615199151606).

The spelling of 10212045130405 in words is "ten trillion, two hundred twelve billion, forty-five million, one hundred thirty thousand, four hundred five".

Divisors: 1 5 19 71 95 257 355 1285 1349 4883 6745 18247 24415 91235 346693 1733465 5891117 29455585 111931223 418269307 559656115 1514017069 2091346535 7570085345 7947116833 28766324311 39735584165 107495211899 143831621555 537476059495 2042409026081 10212045130405